+## arch dep tests
+ARCH=[`uname -m`]
+I86=[`expr "x$ARCH" : 'xi[346]86.*'`]
+X86=[`expr "x$ARCH" : 'x..._64*'`]
+
+if test "x$I86$X86" != "x00" ; then
+ # Checks for ix86 programs.
+ REQUIRE_PROG(NASM, [nasm])
+ # libx264 nasm fix
+ AC_MSG_CHECKING([nasm x264 compatible])
+ echo "vmovdqa32 [[eax]]{k1}{z}, zmm0" > conftest.asm
+ nasm conftest.asm -o conftest.o > /dev/null 2>&1
+ if test $? != 0 ; then
+ AC_MSG_RESULT([no])
+ AC_MSG_WARN([libx264 built without assembly code])
+ X264_CFG_PARAMS="$X264_CFG_PARAMS --disable-asm"
+ else
+ AC_MSG_RESULT([yes])
+ fi
+ rm -f conftest.asm conftest.o
+ REQUIRE_PROG(YASM, [yasm])
+fi
+## end arch dep tests